Completed PHASE3 INTERVENTIONAL 3-arm NCT00237497

Safety and Efficacy of Ramelteon in Adults With Chronic Insomnia

A Multicenter, Randomized, Double-Blind, Double-Dummy, Placebo-Controlled Study to Evaluate the Safety and Efficacy of Ramelteon Compared to Placebo With Zopiclone as a Reference Arm in Adults With Chronic Insomnia

Sponsor: Takeda

Conditions Balance

Interventions Placebo Ramelteon Zopiclone

Updated 5 times since 2017 Last updated: Jan 31, 2012 Started: Jul 31, 2005 Primary completion: Oct 31, 2006 Completion: Oct 31, 2006

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00237497, this PHASE3 trial focuses on Balance and remains completed. Sponsored by Takeda, it has been updated 5 times since 2005, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

5 versions recorded

Sep 2024 — Present [monthly]

Completed PHASE3
Jul 2024 — Sep 2024 [monthly]

Completed PHASE3
Jan 2021 — Jul 2024 [monthly]

Completed PHASE3
Jun 2018 — Jan 2021 [monthly]

Completed PHASE3
Jan 2017 — Jun 2018 [monthly]

Completed PHASE3

First recorded

Jul 2005

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Takeda

Data source: Takeda

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• London, United Kingdom